Custom number parser to speed up config parsing

The glibc's generic parser is slow due to its versatility. Specialized
parsers for base-10 and base-16 are much faster and we don't use other
bases.

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/string.h b/lib/string.h
index 0d34f9c5..5f7c4666 100644
--- a/lib/string.h
+++ b/lib/string.h
@@ -24,6 +24,10 @@ int buffer_vprint(buffer *buf, const char *fmt, va_list args);
 int buffer_print(buffer *buf, const char *fmt, ...);
 void buffer_puts(buffer *buf, const char *str);
 
+#define bstrtoul(str, end, base) bstrtoul##base(str, end)
+u64 bstrtoul10(const char *str, char **end);
+u64 bstrtoul16(const char *str, char **end);
+
 int patmatch(const byte *pat, const byte *str);
 
 static inline char *xbasename(const char *str)